A periodical cicada (left) has mostly freed itself from its old exoskeleton (right). The cicada's new exoskeleton is light in color and has not yet hardened. Every 13 or 17 years, periodical cicadas...

The attached PowerPoint file contains images suitable for quizzes, tests, and student study aids of plant and fungi life cycles. The images are all drawn in the same format so that students can focus...